Working on the first excercise to create the iTahDoodle application, I get a compiler warning that @implementation BNRAppDelegate is not complete. When I run the application, the iOS Simulator launches and I get a blank screen. The output error says, “Application windows are expected to have a root view controller at the end of application launch” In the sample code that I’m copying from the book, I don’t see a root view controller in application: didFinishLaunchingWithOptions:
What am I missing here?
I checked main.m and the last argument is set to the name of the class that implements the UIApplicationDelegate protocol (BNRAppDelegate).